<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="src/lib/jquery.js"></script>
</head>
<body>
<input type="button" id="btn" value="123123123123123123">
<script src="builds/bundle.js"></script>
</body>
</html>